Lantern



FIG. 1 is a perspective view of the lantern showing my new design;

FIG. 2 is a front view thereof, the right side view, the left side view, and the rear view being the same;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

Any broken line illustration of environmental structure in the drawings is not part of the design sought to be patented. 

The ornamental design for the lantern, as shown and described. 